Home / 504,141,021.38-695,726,911.38-281,120,526.33

Finding the Fourth Proportional to 504,141,021.38, 695,726,911.38 and 281,120,526.33

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Solution

The fourth proportional to 504,141,021.38, 695,726,911.38 and 281,120,526.33 is: 387,953,186.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,141,021.38 : 695,726,911.38 = 281,120,526.33 : x
  2. Step 2: Convert to fraction form
    504,141,021.38/695,726,911.38 = 281,120,526.33/x
  3. Step 3: Cross multiply
    504,141,021.38x = 695,726,911.38 × 281,120,526.33
  4. Step 4: Simplify right side
    504,141,021.38x = 195,583,115,509,090,848
  5. Step 5: Solve for x
    x = 195,583,115,509,090,848/504,141,021.38
  6. Step 6: Final answer
    x = 387,953,186.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.